EP0400431A3 - Separation unit - Google Patents

Separation unit Download PDF

Info

Publication number
EP0400431A3
EP0400431A3 EP19900109538 EP90109538A EP0400431A3 EP 0400431 A3 EP0400431 A3 EP 0400431A3 EP 19900109538 EP19900109538 EP 19900109538 EP 90109538 A EP90109538 A EP 90109538A EP 0400431 A3 EP0400431 A3 EP 0400431A3
Authority
EP
European Patent Office
Prior art keywords
interior
air
centrifuge basket
separation unit
guides
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP19900109538
Other languages
German (de)
French (fr)
Other versions
EP0400431B2 (en
EP0400431B1 (en
EP0400431A2 (en
Inventor
Walter Dürr
Andreas Bollmann
Hans Joachim Hofmann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Duerr Dental SE
Original Assignee
Duerr Dental SE
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6381222&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0400431(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Duerr Dental SE filed Critical Duerr Dental SE
Publication of EP0400431A2 publication Critical patent/EP0400431A2/en
Publication of EP0400431A3 publication Critical patent/EP0400431A3/en
Application granted granted Critical
Publication of EP0400431B1 publication Critical patent/EP0400431B1/en
Publication of EP0400431B2 publication Critical patent/EP0400431B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
    • A61C17/06—Saliva removers; Accessories therefor
    • A61C17/065—Saliva removers; Accessories therefor characterised by provisions for processing the collected matter, e.g. for separating solids or air

Landscapes

  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Centrifugal Separators (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Degasification And Air Bubble Elimination (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Polarising Elements (AREA)
  • Sanitary Device For Flush Toilet (AREA)
  • Valve Device For Special Equipments (AREA)

Abstract

In a unit for separating air and solid particles from the waste water occurring at a dental workstation, there is provided in the interior of a mixture supply tube (20) that is guided into the interior of a centrifuge basket (18) an air exhaust tube (28), which rotates with the centrifuge basket (18) and guides the air components, separated in the interior of the centrifuge basket (18), to an air outlet opening (26) of the apparatus housing (10, 12). <IMAGE>
EP90109538A 1989-05-23 1990-05-19 Separation unit Expired - Lifetime EP0400431B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3916742A DE3916742C3 (en) 1989-05-23 1989-05-23 Separation unit
DE3916742 1989-05-23

Publications (4)

Publication Number Publication Date
EP0400431A2 EP0400431A2 (en) 1990-12-05
EP0400431A3 true EP0400431A3 (en) 1991-04-10
EP0400431B1 EP0400431B1 (en) 1993-10-06
EP0400431B2 EP0400431B2 (en) 1996-06-26

Family

ID=6381222

Family Applications (1)

Application Number Title Priority Date Filing Date
EP90109538A Expired - Lifetime EP0400431B2 (en) 1989-05-23 1990-05-19 Separation unit

Country Status (6)

Country Link
EP (1) EP0400431B2 (en)
AT (1) ATE95405T1 (en)
DD (1) DD294642A5 (en)
DE (3) DE3916742C3 (en)
DK (1) DK0400431T4 (en)
ES (1) ES2045639T5 (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9117064U1 (en) * 1991-02-14 1995-07-06 Sirona Dental Systems GmbH, 64625 Bensheim Valve arrangement in a dental suction system
AT395941B (en) * 1991-04-12 1993-04-26 Trawoeger Werner SEPARATOR FOR SEPARATING A SOLID-LIQUID MIXTURE
DE4121931C2 (en) * 1991-07-03 2003-02-27 Duerr Dental Gmbh Co Kg separation unit
DE4121934A1 (en) * 1991-07-03 1993-01-07 Duerr Dental Gmbh Co Kg CENTRIFUGE
AT399457B (en) * 1993-01-22 1995-05-26 Trawoeger Werner DENTAL SEPARATOR
AT399456B (en) * 1993-07-02 1995-05-26 Trawoeger Werner Separator
AT400512B (en) * 1993-11-19 1996-01-25 Trawoeger Werner Separator
DE4338718C2 (en) * 1993-11-12 1996-12-12 Duerr Dental Gmbh Co Kg Detachment unit for dental purposes
DE4340193B4 (en) * 1993-11-25 2004-02-26 Dürr Dental GmbH & Co. KG Suction unit for dental purposes
GB2297933A (en) * 1995-02-18 1996-08-21 James Robert Mccormick Centrifugal removal of mercury from dental effluent
AT405366B (en) * 1997-05-05 1999-07-26 Pregenzer Bruno SUCTION DEVICE FOR A FLOWABLE MEDIUM
DE10038422B4 (en) * 2000-08-07 2009-09-10 Kaltenbach & Voigt Gmbh & Co. Kg Device for separating air from a wastewater mixture, in particular for a medical or dental treatment station
DE102004021828A1 (en) * 2004-05-02 2005-11-24 Dürr Dental GmbH & Co. KG Sediment level sensor
DE102006012312B4 (en) 2005-04-12 2018-10-25 Dürr Dental SE Centrifuge for separating fine particles from a fluid
DE102006014682B4 (en) * 2006-03-28 2017-02-02 DüRR DENTAL AG suction machine
AT505538B1 (en) 2007-07-27 2009-02-15 Pregenzer Bruno SEPARATORS FOR SEPARATING AIR AND SOLIDS FROM A DENTAL SEWAGE MIXTURE
DE202010010802U1 (en) 2010-07-29 2011-11-02 DüRR DENTAL AG solids
CN103491840B (en) 2011-03-11 2015-12-09 阿尔弗雷德·凯驰两合公司 Cyclone separator for vacuum cleaning unit and the vacuum cleaning unit with it
DE102014114809A1 (en) 2014-10-13 2016-04-14 Alfred Kärcher Gmbh & Co. Kg Surface cleaning machine with moistening device
CN111744682A (en) * 2020-07-06 2020-10-09 宿州市皖神面制品有限公司 Lees solid-liquid separation equipment
CN115138486A (en) * 2022-07-07 2022-10-04 上海滨道滤清器有限公司 Centrifugal machine oil filter equipment

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2713321A1 (en) * 1977-03-25 1978-09-28 Duerr Dental Kg DEVICE FOR INSTALLATION IN DENTAL SUCTION SYSTEMS FOR SEPARATING LIQUID AND SOLID COMPONENTS
EP0058353A1 (en) * 1981-02-18 1982-08-25 Agfa-Gevaert AG Method and apparatus for the degasification of liquids
US4663035A (en) * 1984-06-20 1987-05-05 Durr Dental Gmbh & Co. Kg Apparatus for separating air and solid particles from a liquid
DE3737002C1 (en) * 1987-10-31 1989-01-26 Emda Device for precipitating fine particles of solids from waste water
EP0387774A2 (en) * 1989-03-15 1990-09-19 DÜRR-DENTAL GMBH &amp; CO. KG Device to separate liquid and solid components from a sucking medium mixture leaving a patient's mouth

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2713321A1 (en) * 1977-03-25 1978-09-28 Duerr Dental Kg DEVICE FOR INSTALLATION IN DENTAL SUCTION SYSTEMS FOR SEPARATING LIQUID AND SOLID COMPONENTS
EP0058353A1 (en) * 1981-02-18 1982-08-25 Agfa-Gevaert AG Method and apparatus for the degasification of liquids
US4663035A (en) * 1984-06-20 1987-05-05 Durr Dental Gmbh & Co. Kg Apparatus for separating air and solid particles from a liquid
DE3737002C1 (en) * 1987-10-31 1989-01-26 Emda Device for precipitating fine particles of solids from waste water
EP0387774A2 (en) * 1989-03-15 1990-09-19 DÜRR-DENTAL GMBH &amp; CO. KG Device to separate liquid and solid components from a sucking medium mixture leaving a patient's mouth

Also Published As

Publication number Publication date
DE3943819B4 (en) 2004-04-29
ATE95405T1 (en) 1993-10-15
EP0400431B2 (en) 1996-06-26
DD294642A5 (en) 1991-10-10
ES2045639T5 (en) 1996-10-16
DE3916742A1 (en) 1990-12-06
DK0400431T4 (en) 1996-10-07
DE3916742C3 (en) 2000-04-20
DE59002975D1 (en) 1993-11-11
DE3916742C2 (en) 1997-05-15
EP0400431B1 (en) 1993-10-06
ES2045639T3 (en) 1994-01-16
EP0400431A2 (en) 1990-12-05

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